Table 2.
Meta-analysis results
| Study | Contrast model | OR (95%Cl) | P | Test for heterogeneity | Publication bias (Egger's test) | Analysis model | ||
|---|---|---|---|---|---|---|---|---|
| I2 (%) | P | t | P | |||||
| Overall | AA vs.GG | 0.814(0.710,0.934) | 0.003 | 0.00% | 0.535 | 1.49 | 0.150 | F |
| GA vs.AA | 1.079(0.977,1.191) | 0.134 | 13.20% | 0.279 | -0.02 | 0.987 | F | |
| AA+GA vs.GG | 0.960(0.912,1.010) | 0.118 | 3.50% | 0.413 | -0.06 | 0.952 | F | |
| GG+GA vs.AA | 1.106(1.005,1.218) | 0.039 | 18.30% | 0.210 | -0.19 | 0.854 | F | |
| Asian | AA vs.GG | 0.872(0.662,1.150) | 0.333 | 15.40% | 0.301 | F | ||
| GA vs.AA | 0.986(0.868,1.121) | 0.833 | 22.80% | 0.233 | F | |||
| AA+GA vs.GG | 0.906(0.736,1.116) | 0.353 | 39.90% | 0.092 | R | |||
| GG+GA vs.AA | 1.017(0.898,1.151) | 0.793 | 30.30% | 0.166 | F | |||
| Caucasian | AA vs.GG | 0.797(0.681,0.933) | 0.005 | 0.00% | 0.636 | F | ||
| GA vs.AA | 1.234(1.054,1.445) | 0.009 | 0.00% | 0.666 | F | |||
| AA+GA vs.GG | 0.952(0.900,1.008) | 0.090 | 0.00% | 0.819 | F | |||
| GG+GA vs.AA | 1.254(1.077,1.461) | 0.004 | 0.00% | 0.609 | F | |||
Abbreviations: R: random-effect model; F: fixed-effect model; OR: odds ratio; CI: confidence interval.